Annual report pursuant to Section 13 and 15(d)

Note 12 - Employee and Director Benefits - Exercisable Options Activity (Details)

v3.10.0.1
Note 12 - Employee and Director Benefits - Exercisable Options Activity (Details)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2018
USD ($)
$ / shares
shares
Shares, exercisable (in shares) | shares 510,100
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 7.08
Weighted Average Remaining Contractual Term, exercisable (Year) 3 years 182 days
Aggregate Intrinsic Value, exercisable | $ $ 12,645
Exercise Price Range 1 [Member]  
Shares, exercisable (in shares) | shares 27,500
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 4.17
Weighted Average Remaining Contractual Term, exercisable (Year) 292 days
Aggregate Intrinsic Value, exercisable | $ $ 762
Exercise Price Range 2 [Member]  
Shares, exercisable (in shares) | shares 244,000
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 5
Weighted Average Remaining Contractual Term, exercisable (Year) 2 years 219 days
Aggregate Intrinsic Value, exercisable | $ $ 6,556
Exercise Price Range 3 [Member]  
Shares, exercisable (in shares) | shares 120,000
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 5.50
Weighted Average Remaining Contractual Term, exercisable (Year) 4 years 73 days
Aggregate Intrinsic Value, exercisable | $ $ 3,164
Exercise Price Range 4 [Member]  
Shares, exercisable (in shares) | shares 45,000
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 6.92
Weighted Average Remaining Contractual Term, exercisable (Year) 5 years
Aggregate Intrinsic Value, exercisable | $ $ 1,123
Exercise Price Range 5 [Member]  
Shares, exercisable (in shares) | shares 21,600
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 15.74
Weighted Average Remaining Contractual Term, exercisable (Year) 6 years 36 days
Aggregate Intrinsic Value, exercisable | $ $ 348
Exercise Price Range 6 [Member]  
Shares, exercisable (in shares) | shares 52,000
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 18.57
Weighted Average Remaining Contractual Term, exercisable (Year) 4 years 182 days
Aggregate Intrinsic Value, exercisable | $ $ 692